Home / 31,199.40-43,055.22-17,052.20

Finding the Fourth Proportional to 31,199.40, 43,055.22 and 17,052.20

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Solution

The fourth proportional to 31,199.40, 43,055.22 and 17,052.20 is: 23,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199.40 : 43,055.22 = 17,052.20 : x
  2. Step 2: Convert to fraction form
    31,199.40/43,055.22 = 17,052.20/x
  3. Step 3: Cross multiply
    31,199.40x = 43,055.22 × 17,052.20
  4. Step 4: Simplify right side
    31,199.40x = 734,186,222.48
  5. Step 5: Solve for x
    x = 734,186,222.48/31,199.40
  6. Step 6: Final answer
    x = 23,532.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.